<template>
  <div class="singer-home">
    <van-nav-bar
      title="歌手详情"
      left-text="返回"
      left-arrow
      @click-left ="onClickLeft"
    />
    <img :src="singer.singer_pic" alt="">
    <van-tabs v-model="active">
      <van-tab title="百科">
        <SingerIntro :singerId="id"/>
      </van-tab>
      <van-tab title="歌曲">
        <SingerSong :singerId="id"/>
      </van-tab>
    </van-tabs>
  </div>
</template>
<script>
//引入两个标签页对应的子组件
import SingerIntro from "./components/SingerIntro.vue";
import SingerSong from "./components/SingerSong.vue";
export default {
  data() {
    return {
      //标签页的当前激活页，是标签页tab的默认
      active: 0,
      //从HomeSinger.vue中跳转过来，通过路由获取到id，也是歌手的id
      id: this.$route.params.id,
      singer:{}
    };
  },
  created(){
    this.singer = this.$store.state.singer
  },
  methods: {
    onClickLeft() {
      //如果历史记录大于，那么返回到上一层，如果历史记录小于等于1，返回到根路由
      window.history.length > 1 ? this.$router.go(-1) : this.$router.push("/");
    },
  },
  components: {
    SingerIntro,
    SingerSong,
  },
};
</script>
<style scoped>

</style>